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Finding the Fourth Proportional to 176,458.20, 264,590.10 and 58,068.60

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Solution

The fourth proportional to 176,458.20, 264,590.10 and 58,068.60 is: 87,070.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,458.20 : 264,590.10 = 58,068.60 : x
  2. Step 2: Convert to fraction form
    176,458.20/264,590.10 = 58,068.60/x
  3. Step 3: Cross multiply
    176,458.20x = 264,590.10 × 58,068.60
  4. Step 4: Simplify right side
    176,458.20x = 15,364,376,680.86
  5. Step 5: Solve for x
    x = 15,364,376,680.86/176,458.20
  6. Step 6: Final answer
    x = 87,070.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.